using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution {

    static void Main(String[] args) {
        int q = Convert.ToInt32(Console.ReadLine());
        char[] word = { 'h', 'a', 'c', 'k', 'e', 'r', 'r', 'a', 'n', 'k' };

			char[] s;
			for (int i = 0; i < q; i++)
			{
				s = Console.ReadLine().ToLower().ToCharArray();

				int len = s.Length;
				int sum = 0;
				for(int j=0; j<len; j++)
				{
					if (s[j] == word[sum] && sum++ >8)
						break;
				}

				if (sum == word.Length)
					Console.WriteLine("YES");
				else
					Console.WriteLine("NO");
			}
    }
}